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216402 (2008 ET96)
Classification: Main-belt Asteroid          SPK-ID: 2216402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07613257326663363 7.8426e-08  
a 2.856677016070545 2.847e-08 au
q 2.639190843845446 2.2689e-07 au
i 2.16609033648135 8.3459e-06 deg
node 169.08676822783 0.0001295 deg
peri 206.612131734615 0.00013582 deg
M 5.683390359873535 3.7079e-05 deg
tp 2459172.658340147094
(2020-Nov-19.15834015)
0.00018181 TDB
period 1763.559585456509
4.83
2.6364e-05
7.218e-08
d
yr
n .2041325980527115 3.0517e-09 deg/d
Q 3.074163188295644 3.0638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      6987 days (19.13 yr)  
   first obs. used      2001-11-20  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .66225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:40  

Additional Information
 Earth MOID = 1.63877 au 
 Jupiter MOID = 2.31368 au 
 T_jup = 3.298 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.85   n/a MPCxxxxx  

216402 (2008 ET96)          Discovered 2008-Mar-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2008 ET96 = 2006 UP324 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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